Cover plate



FIG. 1 is a top perspective view of a cover plate;

FIG. 2 is a front view of a cover plate;

FIG. 3 is a back view of a cover plate;

FIG. 4 is a right side view of a cover plate;

FIG. 5 is a left side view of a cover plate;

FIG. 6 is a top view of a cover plate; and,

FIG. 7 is a bottom view of a cover plate.

The broken lines in the drawings depict portions of the cover plate which form no part of the claimed design. 

CLAIM The ornamental design for a cover plate, as shown and described. 